The term ‘icon’ describes a sacred painting depicted on board. A sacred painting art work depicted on board is called 'icon'. "Icon" is a sacred painting depicted on board. Actually, the word could be used for any image, regardless of materials and techniques that were used. Regardless of the materials and techniques that were used, the word used for any image. Any image can be called an 'icon', despite any materials and techniques that were used. But generally speaking, works on boar…